Two
continues
Hold I and press II
at the title screen. A sound will confirm correct code entry.
One
hundred continues
Press Down, Right,
Select, Down, II, Down, I, Left, Select, Up, I, II, I at the title screen.
Press Run to begin game play.
Arcade mode screen
Hold Select and
press Run 57 times to reset the game for a narrow screen.
Sound
test
Press Left, Right,
Down, Up, Select, Left at the title screen.
